72642704

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:615

約数の個数: 40

約数和(自身を含む): 144103872

約数和(自身を除く): 71461168

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 263, 283, 488, 526, 566, 976, 1052, 1132, 2104, 2264, 4208, 4528, 16043, 17263, 32086, 34526, 64172, 69052, 74429, 128344, 138104, 148858, 256688, 276208, 297716, 595432, 1190864, 4540169, 9080338, 18160676, 36321352, 72642704]

約数ペア:

[(1, 72642704), (2, 36321352), (4, 18160676), (8, 9080338), (16, 4540169), (61, 1190864), (122, 595432), (244, 297716), (263, 276208), (283, 256688), (488, 148858), (526, 138104), (566, 128344), (976, 74429), (1052, 69052), (1132, 64172), (2104, 34526), (2264, 32086), (4208, 17263), (4528, 16043)]